| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.46 | 1.49 | -0.03 |
| Feb | 1.74 | 1.74 | 0.00 |
| Mar | 2.46 | 2.42 | 0.04 |
| Apr | 3.66 | 3.65 | 0.01 |
| May | 4.72 | 4.86 | -0.14 |
| Jun | 4.99 | 4.76 | 0.23 |
| Jul | 4.04 | 4.09 | -0.05 |
| Aug | 3.86 | 3.85 | 0.01 |
| Sep | 3.57 | 3.50 | 0.07 |
| Oct | 2.81 | 2.78 | 0.03 |
| Nov | 2.29 | 2.25 | 0.04 |
| Dec | 1.92 | 1.94 | -0.02 |
37.52 | 37.33 | 0.19 |